References for Revelation 9:16

17
This is how I saw the horses in my vision: The horsemen had breastplates that were fiery red, hyacinth blue, and sulfur yellow. The heads of the horses were like lions' heads, and from their mouths came fire, smoke, and sulfur.

18
A third of the human race was killed by these three plagues-by the fire, the smoke, and the sulfur that came from their mouths.

19
For the power of the horses is in their mouths and in their tails, because their tails, like snakes, have heads, and they inflict injury with them.

20
The rest of the people, who were not killed by these plagues, did not repent of the works of their hands to stop worshiping demonsm and idols of gold, silver, bronze, stone, and wood, which are not able to see, hear, or walk.n